mtpdataproviders/mtpimagedp/src/cmtpimagedpgetthumb.cpp
changeset 0 d0791faffa3f
child 11 4843bb5893b6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mtpdataproviders/mtpimagedp/src/cmtpimagedpgetthumb.cpp	Tue Feb 02 01:11:40 2010 +0200
@@ -0,0 +1,126 @@
+// Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of "Eclipse Public License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.eclipse.org/legal/epl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+/**
+ @file
+ @internalTechnology
+*/
+
+#include <bautils.h>  // FileExists
+
+#include <mtp/cmtpobjectmetadata.h>
+#include <mtp/mmtpdataproviderframework.h>
+#include <mtp/cmtptypeopaquedata.h>
+#include <thumbnailmanager.h>
+
+#include "cmtpimagedpgetthumb.h"
+#include "mtpimagedppanic.h"
+#include "mtpimagedputilits.h"
+#include "cmtpimagedpthumbnailcreator.h"
+#include "cmtpimagedpobjectpropertymgr.h"
+#include "cmtpimagedp.h"
+
+// Class constants.
+__FLOG_STMT(_LIT8(KComponent,"ImageDpGetThumb");)
+
+
+/**
+Two-phase construction method
+@param aPlugin	The data provider plugin
+@param aFramework	The data provider framework
+@param aConnection	The connection from which the request comes
+@return a pointer to the created request processor object
+*/     
+MMTPRequestProcessor* CMTPImageDpGetThumb::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection,CMTPImageDataProvider& aDataProvider)
+    {
+    CMTPImageDpGetThumb* self = new (ELeave) CMTPImageDpGetThumb(aFramework, aConnection,aDataProvider);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;
+    }
+
+/**
+Destructor
+*/	
+CMTPImageDpGetThumb::~CMTPImageDpGetThumb()
+    {
+    __FLOG(_L8(">> CMTPImageDpGetThumb::~CMTPImageDpGetThumb"));
+    delete iThumb;
+    delete iObjectMeta;
+    __FLOG(_L8("<< CMTPImageDpGetThumb::~CMTPImageDpGetThumb"));
+    __FLOG_CLOSE;
+    }
+    
+/**
+Standard c++ constructor
+*/	
+CMTPImageDpGetThumb::CMTPImageDpGetThumb(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection,CMTPImageDataProvider& aDataProvider) : 
+    CMTPRequestProcessor(aFramework, aConnection, 0, NULL),imgDp(aDataProvider)
+    {
+    
+    }
+
+/**
+Second-phase constructor.
+*/        
+void CMTPImageDpGetThumb::ConstructL()
+    {
+    __FLOG_OPEN(KMTPSubsystem, KComponent);
+    __FLOG(_L8("CMTPImageDpGetThumb::ConstructL"));
+    iThumb = CMTPTypeOpaqueData::NewL();
+    iObjectMeta = CMTPObjectMetaData::NewL();
+    __FLOG(_L8("CMTPImageDpGetThumb::ConstructL"));
+    }
+
+
+TMTPResponseCode CMTPImageDpGetThumb::CheckRequestL()
+    {
+    __FLOG(_L8(">> CMTPImageDpGetThumb::CheckRequestL"));
+    TMTPResponseCode result = MTPImageDpUtilits::VerifyObjectHandleL(iFramework, Request().Uint32(TMTPTypeRequest::ERequestParameter1), *iObjectMeta);
+    __FLOG(_L8("<< CMTPImageDpGetThumb::CheckRequestL"));
+    return result;	
+    }
+    
+
+/**
+GetObject request handler
+*/
+void CMTPImageDpGetThumb::ServiceL()
+    {
+    __FLOG(_L8(">> CMTPImageDpGetThumb::ServiceL"));
+    TInt err = KErrNone;
+    TEntry fileEntry;
+    
+    User::LeaveIfError(iFramework.Fs().Entry(iObjectMeta->DesC(CMTPObjectMetaData::ESuid), fileEntry));
+    imgDp.ThumbnailManager().GetThumbMgr()->SetFlagsL(CThumbnailManager::EDefaultFlags);
+    if(fileEntry.iSize > KFileSizeMax)
+        {
+        __FLOG(_L8(">> CMTPImageDpGetThumb::ServiceL, fileEntry.iSize > KFileSizeMax"));
+        imgDp.ThumbnailManager().GetThumbMgr()->SetFlagsL(CThumbnailManager::EDoNotCreate);
+        }
+    imgDp.ThumbnailManager().GetThumbnailL(iObjectMeta->DesC(CMTPObjectMetaData::ESuid), *iThumb, err);
+    User::LeaveIfError(err);
+    SendDataL(*iThumb);
+    __FLOG(_L8("<< CMTPImageDpGetThumb::ServiceL"));
+    }
+
+TBool CMTPImageDpGetThumb::DoHandleCompletingPhaseL()
+    {
+    return CMTPRequestProcessor::DoHandleCompletingPhaseL();
+    }
+
+
+// End Of File